header {
  width: 100%;
  background-image: url(../img/img1.jpg);
}
header .header-text {
  max-width: 860px;
  height: 100%;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
}
header .header-text .box {
  margin-top: 100px;
  color: aliceblue;
  text-shadow: 1px 1px 6px rgba(0, 0, 0, 0.658);
}
header .header-text .box .h1 {
  font-size: 40px;
  margin-bottom: 24px;
}
